ExpressionEvaluator.java

/*
 *    Copyright 2009-2011 The MyBatis Team
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */
package com.founderdpt.comm.xworld.util.config.builder;

import java.lang.reflect.Array;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.List;

import ognl.OgnlException;


public class ExpressionEvaluator {

  public static boolean evaluateBoolean(String expression, Object parameterObject) {
    try {
      Object value = OgnlCache.getValue(expression, parameterObject);
      if (value instanceof Boolean) return (Boolean) value;
      if (value instanceof Number) return !new BigDecimal(String.valueOf(value)).equals(BigDecimal.ZERO);
      return value != null;
    } catch (OgnlException e) {
    	e.printStackTrace();
    	return false;
    }
  }

   


}